Messages in this thread Patch in this message | | | From | Daniel Bristot de Oliveira <> | Subject | [PATCH V2] rtla: Fix Makefile when called from -C tools/ | Date | Wed, 13 Jul 2022 23:32:19 +0200 |
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Sedat Dilek reported an error on rtla Makefile when running:
$ make -C tools/ clean [...] make[2]: Entering directory '/home/dileks/src/linux-kernel/git/tools/tracing/rtla' [...] '/home/dileks/src/linux-kernel/git/Documentation/tools/rtla' /bin/sh: 1: test: rtla-make[2]:: unexpected operator <------ The problem rm: cannot remove '/home/dileks/src/linux-kernel/git': Is a directory make[2]: *** [Makefile:120: clean] Error 1 make[2]: Leaving directory
This occurred because the rtla calls kernel's Makefile to get the version in silence mode, e.g.,
$ make -sC ../../.. kernelversion 5.19.0-rc4
But the -s is being ignored when rtla's makefile is called indirectly, so the output looks like this:
$ make -C ../../.. kernelversion make: Entering directory '/root/linux' 5.19.0-rc4 make: Leaving directory '/root/linux'
Using 'grep -v make' avoids this problem, e.g.,
$ make -C ../../.. kernelversion | grep -v make 5.19.0-rc4
Thus, add | grep -v make.
Cc: Steven Rostedt <rostedt@goodmis.org> Fixes: 8619e32825fd ("rtla: Follow kernel version") Reported-by: Sedat Dilek <sedat.dilek@gmail.com> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org> --- tools/tracing/rtla/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/tracing/rtla/Makefile b/tools/tracing/rtla/Makefile index 3822f4ea5f49..1bea2d16d4c1 100644 --- a/tools/tracing/rtla/Makefile +++ b/tools/tracing/rtla/Makefile @@ -1,6 +1,6 @@ NAME := rtla # Follow the kernel version -VERSION := $(shell cat VERSION 2> /dev/null || make -sC ../../.. kernelversion) +VERSION := $(shell cat VERSION 2> /dev/null || make -sC ../../.. kernelversion | grep -v make) # From libtracefs: # Makefiles suck: This macro sets a default value of $(2) for the -- 2.32.0
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